Sharp cry (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sharp cry</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for yelp that I've seen before include "Short sharp cry (of such as a dog)" , "(Eg, dog's) short cry of alarm" , "Express discomfort" , "Sharp shrill cry or bark" , "Sharp shrill cry of dog (4)" .)
(Other definitions for keen that I've seen before include "Razor-edged" , "devoted" , "Eager - to lament the dead" , "Acute" , "Eager; dirge" .)